OpenTechnical

OT-2026-000082929

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, single stage ejector, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000082929) never changes.

Identity and time

Publication numberOT-2026-000082929 · never reused
Internal UUID01a0ae97-8cca-7664-910a-e20ef372bcbb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082929
StatusPUBLIC

Content hashes

Canonical text3cdb7e90f9ea747ab1669a43baae075b0edfee4af4e795cee6688153ed32115a
Markdown895951f3fbc2f22c27220df0b606420c2e2569d9bbb4558c3ca6454132d3c69a
PDF
Publication page61c6b6af7b0760c190fcc6d30f6f36820464e1639d4158fb873657ed16686064
Manifest32f70e57d60782f76176fbc31b0c58b5aefa8f632734cc0181ac632ed5267328

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureyfBq/2AlDuJTqQ9EqbVa2mxSV49im6/sEwc99/sQXEQ1VdcUksOHaAuctyiPJIaNaQlHmnSwB5Zd2f5yDj5bAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:37.329294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082929
observed 61c6b6af7b0760c190fcc6d30f6f3682...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:37.312658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082929/manifest.json
observed 32f70e57d60782f76176fbc31b0c58b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:37.296739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082929/publication.md
observed 895951f3fbc2f22c27220df0b606420c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:37.279328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082929/publication.txt
observed 3cdb7e90f9ea747ab1669a43baae075b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.